remove un-update site

``` json
    {
        "title": "News Links | Unformed Building",
        "url": "http://unformedbuilding.com/articles/news/",
        "updated": "monthly",
        "type": "web",
        "keywords": ["Design", "HTML", "CSS"],
        "rss": "http://unformedbuilding.com/feed/",
        "twitter": "https://twitter.com/ub_pnr"
    },
```